Compatible lenses:
EF 16-35mm 1:2.8 L II USM
EF 16-35mm 1:4 L IS USM
RF 24-105mm F4 L IS USM
EF 24-105mm 1:4 L IS USM
EF 16-35mm III
EF 100MM f/2.8L IS USM
RF 15-35mm F2.8 L IS USM
Key features:
Vacuum Pump System port
High-quality optical viewfinder
Inbuilt leak detection sensor
Interchangeable port system
Sync cable port
Fiber-optic port
Dry dome port (Optical acrylic)
Stainless steel mounting plate 1/4" Thread
40m / 130ft Dept rate
Reinforced metallic bottom plate